<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        #box{
            border:10px black solid;
            background-color:yellow ;
            width: 160px;
            height:160px;
            padding:20px 0px 0px 20px;
        }
    </style>
</head>
<body>
    <div id="box"> 
        你好啊
    </div>
</body>
</html>